diff --git a/environments/ssl/enable-internal-tls.yaml b/environments/ssl/enable-internal-tls.yaml
index 7e1e67de9b..6591be5190 100644
--- a/environments/ssl/enable-internal-tls.yaml
+++ b/environments/ssl/enable-internal-tls.yaml
@@ -17,6 +17,10 @@ parameter_defaults:
   # Type: boolean
   EnableInternalTLS: True
 
+  # Messaging Notification client subscriber parameter to specify an SSL connection to the messaging host.
+  # Type: string
+  NotifyUseSSL: True
+
   # Messaging client subscriber parameter to specify an SSL connection to the messaging host.
   # Type: string
   RpcUseSSL: True
diff --git a/sample-env-generator/ssl.yaml b/sample-env-generator/ssl.yaml
index 29fa4fadce..53781b9f79 100644
--- a/sample-env-generator/ssl.yaml
+++ b/sample-env-generator/ssl.yaml
@@ -33,16 +33,21 @@ environments:
       puppet/services/nova-base.yaml:
         parameters:
           - RpcUseSSL
+      puppet/services/messaging/notify-rabbitmq.yaml:
+        parameters:
+          - NotifyUseSSL
       overcloud.yaml:
         parameters:
           - ServerMetadata
     static:
       - EnableInternalTLS
       - RpcUseSSL
+      - NotifyUseSSL
       - ServerMetadata
     sample_values:
       EnableInternalTLS: True
       RpcUseSSL: True
+      NotifyUseSSL: True
       ServerMetadata: |-2
 
             ipa_enroll: True